Blood volume. If you are tired and no blood is able to get to your body and you heart keeps going faster your heart is probably going to fail.
According to the American Heart Association, the recommended amount of minutes of exercise per day is thirty minutes per day, five days a week. The general recommendation is of <span>at least 150 minutes in a week of moderate exercise, 75 minutes in a week of vigorous exercise or a combination of both types that matches this times.
So, the sentence is correct by adding "30" in the blank space: "</span><span>You should strive for at least 30 minutes of exercise per day."</span>
It's either A or C if you need more information on why just ask it's kinda weird to explain
Because most of the time they are not properly warming up the muscles necessary for the physical activity your partaking in.
All of them do and sadly always will ?!
